Complex Data

Complex data is often characterized by:

  • A lack of unique, natural identification.
  • A large number of many-to-many relationships.
  • Access using traversals.
  • Frequent use of type codes such as those found in the relational schema

The discussion of complex data will use the following fragment of a clothing database that represents an XML data structure stored as objects. .

Examples and more explanation can be found below.

Complex data

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